97490-04-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97490-04-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,4,9 and 0 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 97490-04:
(7*9)+(6*7)+(5*4)+(4*9)+(3*0)+(2*0)+(1*4)=165
165 % 10 = 5
So 97490-04-5 is a valid CAS Registry Number.